Democrats are taking aim at Jared Kushner, sending a letter to Republicans on the Oversight Committee asking them to hold a hearing into Donald Trump’s son-in-law’s overseas business deals. According to a The New York Times report, a plan by Kushner and his business partners to redevelop a prized location in Serbia’s capital is similar to interest expressed by Trump a decade ago in pursuing a deal for the site “and a similar proposal pushed during his White House term by a top aide” who now works with Kushner. “This Committee cannot claim to be ‘investigating foreign nationals’ attempts to tar…